PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66220-2Plate,retaining,shaft

L3harris Technologies, Inc. Div Space and Airborne Systems · NSN 3040-01-308-8357 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-308-8357 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-308-8357. Primary manufacturer part number: 66220-2.
Features
  • Plate,retaining,shaft — FSC 3040
  • Outside Diameter: 3.250 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING
  • Shape: ROUND
  • 2 verified cross-references
  • Primary manufacturer: L3harris Technologies, Inc. Div Space and Airborne Systems
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Plate,retaining,shaft, cataloged under National Stock Number 3040-01-308-8357, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is L3harris Technologies, Inc. Div Space and Airborne Systems. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-308-8357
Primary Part Number66220-2
Item NamePlate,retaining,shaft
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Div Space and Airborne Systems
StatusACTIVE
Outside Diameter3.250 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING
ShapeROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5950-00-168-5825L215420-1 INTERCHANGEABLE
Transformer,radio Frequency
Raytheon Company Dba Raytheon Co
5310-00-565-39333010T70P01 INTERCHANGEABLE
Nut,self-Locking,extended Washer
Columbia Helicopters, Inc. Dba Columbia Helicopters Inc
5340-00-716-98751213600-2 INTERCHANGEABLE
Clamp,synchro
Honeywell International Inc. Dba Honeywell International
2925-01-048-846466430 INTERCHANGEABLE
Lead,ignition,engine
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
3695-01-400-4220662/20 INTERCHANGEABLE
Saw,chain
Solo Incorporated Div Solo
5136-01-727-291766220 INTERCHANGEABLE
Die,thread Cutting
Tapco Cutting Tools Inc
Cross-Reference Index
Part NumberManufacturer
66220-2 PRIMARY L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
66220 L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
Related Parts
5950-00-168-5825INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
L215420-1
5310-00-565-3933INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
3010T70P01
5340-00-716-9875INTERCHANGEABLE
CLAMP,SYNCHRO
1213600-2
2925-01-048-8464INTERCHANGEABLE
LEAD,IGNITION,ENGINE
66430
3695-01-400-4220INTERCHANGEABLE
SAW,CHAIN
662/20
5136-01-727-2917INTERCHANGEABLE
DIE,THREAD CUTTING
66220

Frequently Asked Questions

What is NSN 3040-01-308-8357?

NSN 3040-01-308-8357 is a Plate,retaining,shaft, manufactured by L3harris Technologies, Inc. Div Space and Airborne Systems, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-308-8357?

NSN 3040-01-308-8357 has 2 cross-referenced part numbers: 66220-2 (L3harris Technologies, Inc. Div Space and Airborne Systems), 66220 (L3harris Technologies, Inc. Div Space and Airborne Systems).

What NSN replaces 3040-01-308-8357?

There are 6 known substitutes for 3040-01-308-8357: 5950-00-168-5825, 5310-00-565-3933, 5340-00-716-9875 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 66220-2?

Key specifications for 66220-2: Outside Diameter: 3.250 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING; Shape: ROUND. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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